OpenTechnical

OT-2026-000044362

Publication integrity record

Foam pad vacuum gripper, pump fed, supply line pressure sensor, sustained blow-off after set-down

This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000044362) never changes.

Identity and time

Publication numberOT-2026-000044362 · never reused
Internal UUID01a0ae7c-39d7-7432-9664-8942dc9552a1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:32.012327Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000044362
StatusPUBLIC

Content hashes

Canonical text8717360e8215248b3d83cef7c2819a987ea2cd7dc1f653b195432ae37a428ce3
Markdown57ecb87a89a9dba6cc3635542a9fb7d917899bb7e8b7f9d3a1b417a09ef3b7f9
PDF
Publication page1b4de3be8fc63c8c490a8ef3f147255c2218ad9b9d77682e38d888be53e24644
Manifest236a2a52b93e4b72dda1a0e2fdf6f69f62a5d0f8e5d98d54cbf39ad55e7a3587

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
SignaturehQPSxm/J4jOclfEPTarBngT0BsjZ4RySElGLnKv7mtCGLpjRd61S3W5ixZUp4tUvvYiBdbR3NBlCPRCvIS1uBQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T08:30:29.504907ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044362
observed 1b4de3be8fc63c8c490a8ef3f147255c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:30:29.072598ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044362/manifest.json
observed 236a2a52b93e4b72dda1a0e2fdf6f69f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:30:29.054276ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044362/publication.md
observed 57ecb87a89a9dba6cc3635542a9fb7d9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:30:29.035814ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044362/publication.txt
observed 8717360e8215248b3d83cef7c2819a98...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139

Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.

Independent archive

External archivePending Canonical URLs are submitted to an independent archive in batches.

A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.

Third-party custody

Custody packagePending Custody packages are produced weekly.